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OpenAL WIP.

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This commit is contained in:
Steven Fuller 2008-05-19 01:44:35 -07:00 • committed by Patryk Obara
parent 2e7aec7855
commit 68a0572d13
1 changed files with 29 additions and 20 deletions
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49
src/openal.c
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@ -159,24 +159,32 @@ int PlatStartSoundSys()
}; };
SoundActivated = 0; SoundActivated = 0;
if (WantSound == 0) if (WantSound == 0) {
return 0; return 0;
}
attrlist[0] = ALC_FREQUENCY; attrlist[0] = ALC_FREQUENCY;
attrlist[1] = AvpFrequency; attrlist[1] = AvpFrequency;
attrlist[2] = ALC_SYNC; attrlist[2] = ALC_SYNC;
attrlist[3] = AL_FALSE; attrlist[3] = AL_FALSE;
attrlist[4] = 0; attrlist[4] = 0;
#if defined(_MSC_VER)
buf[0] = 0;
#else
_snprintf(buf, sizeof(buf), "'( (sampling-rate %d ))\n", AvpFrequency); _snprintf(buf, sizeof(buf), "'( (sampling-rate %d ))\n", AvpFrequency);
#endif
AvpSoundDevice = alcOpenDevice(buf); AvpSoundDevice = alcOpenDevice(buf);
if (AvpSoundDevice == NULL) if (AvpSoundDevice == NULL) {
return 0; return 0;
}
AvpSoundContext = alcCreateContext(AvpSoundDevice, attrlist); AvpSoundContext = alcCreateContext(AvpSoundDevice, attrlist);
if (AvpSoundContext == NULL) /* TODO: destroy sound device */ if (AvpSoundContext == NULL) {
/* TODO: destroy sound device */
return 0; return 0;
}
alcMakeContextCurrent(AvpSoundContext); alcMakeContextCurrent(AvpSoundContext);
@ -191,13 +199,17 @@ int PlatStartSoundSys()
exit(1); exit(1);
} }
memset( ActiveSounds, 0, sizeof(ActiveSounds) );
for (i = 0; i < SOUND_MAXACTIVE; i++) { for (i = 0; i < SOUND_MAXACTIVE; i++) {
ALuint p; ALuint p;
alGenSources (1, &p); alGenSources (1, &p);
if (alGetError () != AL_NO_ERROR) { if (alGetError () != AL_NO_ERROR) {
fprintf (stderr, "alGenSources () error = ..."); // TODO - need to figure out how many sources we are allowed to make
return -1; //fprintf (stderr, "alGenSources () error = ...");
//return -1;
break;
} }
ActiveSounds[i].ds3DBufferP = p; ActiveSounds[i].ds3DBufferP = p;
@ -214,9 +226,6 @@ int PlatStartSoundSys()
alSourcefv(p, AL_POSITION, ActiveSounds[i].PropSetP_pos); alSourcefv(p, AL_POSITION, ActiveSounds[i].PropSetP_pos);
alSourcefv(p, AL_VELOCITY, ActiveSounds[i].PropSetP_vel); alSourcefv(p, AL_VELOCITY, ActiveSounds[i].PropSetP_vel);
/*
alSourcef(p, AL_ROLLOFF_FACTOR, 0.0f);
*/
alSourcef(p, AL_ROLLOFF_FACTOR, 0.01f); alSourcef(p, AL_ROLLOFF_FACTOR, 0.01f);
alSourcef(p, AL_REFERENCE_DISTANCE, 1.0f); alSourcef(p, AL_REFERENCE_DISTANCE, 1.0f);
} }
@ -859,7 +868,8 @@ unsigned int PlatMaxHWSounds()
#ifdef OPENAL_DEBUG #ifdef OPENAL_DEBUG
fprintf(stderr, "OPENAL: PlatMaxHWSounds()\n"); fprintf(stderr, "OPENAL: PlatMaxHWSounds()\n");
#endif #endif
return 32; // TODO - need to implement this for real?
return 0;
} }
void InitialiseBaseFrequency(SOUNDINDEX soundNum) void InitialiseBaseFrequency(SOUNDINDEX soundNum)
@ -974,8 +984,7 @@ printf("WAV DEBUG: bad bit setup\n");
int LoadWavFile(int soundNum, char * wavFileName) int LoadWavFile(int soundNum, char * wavFileName)
{ {
ALuint size; ALushort freq, format;
ALushort freq, chan, format;
ALvoid *data, *bufferPtr; ALvoid *data, *bufferPtr;
int len, seclen; int len, seclen;
FILE *fp; FILE *fp;
@ -1030,9 +1039,8 @@ unsigned char *ExtractWavFile(int soundIndex, unsigned char *bufferPtr)
{ {
ALint len, seclen = 0; ALint len, seclen = 0;
void *udata; void *udata;
ALushort rfmt, rchan, rfreq; ALushort rfmt, rfreq;
ALuint rsize; size_t slen;
int slen;
#ifdef OPENAL_DEBUG #ifdef OPENAL_DEBUG
fprintf(stderr, "OPENAL: ExtractWavFile(%d, %p)\n", soundIndex, bufferPtr); fprintf(stderr, "OPENAL: ExtractWavFile(%d, %p)\n", soundIndex, bufferPtr);
@ -1073,7 +1081,8 @@ int LoadWavFromFastFile(int soundNum, char * wavFileName)
{ {
FFILE *fp; FFILE *fp;
unsigned char *buf; unsigned char *buf;
unsigned int len = 0; size_t len;
int ok = 0;
#ifdef OPENAL_DEBUG #ifdef OPENAL_DEBUG
fprintf(stderr, "OPENAL: LoadWavFromFastFile(%d, %s)\n", soundNum, wavFileName); fprintf(stderr, "OPENAL: LoadWavFromFastFile(%d, %s)\n", soundNum, wavFileName);
@ -1087,9 +1096,9 @@ int LoadWavFromFastFile(int soundNum, char * wavFileName)
strcpy (buf, wavFileName); strcpy (buf, wavFileName);
ffread (&buf[strlen(wavFileName)+1], len, 1, fp); ffread (&buf[strlen(wavFileName)+1], len, 1, fp);
ffclose (fp); ffclose (fp);
len = (int)ExtractWavFile (soundNum, buf); ok = ( ExtractWavFile (soundNum, buf) != NULL );
free (buf); free (buf);
} }
return len; return ok;
} }